Depending on your definition of "real world", Benjamin Pierce (of TAPL fame) wrote a book about typing semantics using Coq. Of interest to compiler designers.

Depending on your definition of "real world", Benjamin Pierce (of TAPL fame) wrote a book about typing semantics using Coq. Of interest to compiler designers. http://www.cis.upenn.edu/~bcpierce/sf/toc.html http://www.cis.upenn.edu/~bcpierce/sf/toc.html